helter-skelter vs welter

helter-skelter

noun
  • Confusion or turmoil. 

  • A helical fairground slide. 

adj
  • Carelessly hurried and confused. 

adv
  • In confused, disorderly haste. 

welter

noun
  • A general confusion or muddle, especially of a large number of items. 

  • A tossing or rolling about. 

verb
  • To roll around; to wallow. 

  • To wither; to wilt. 

  • To rise and fall, to tumble over, to roll. 

  • To revel, luxuriate. 

adj
  • Heavyweight. 

How often have the words helter-skelter and welter occurred in a corpus of books? (source: Google Ngram Viewer )